👉 In the context of data analysis and statistical modeling, a correlation is a measure of the linear relationship between two variables. It quantifies how strongly one variable depends on another through its effect on the other. Correlational analysis examines relationships among variables by comparing their means, variances, and correlations to determine if there are any significant patterns or dependencies between them. Correlations can be positive (positive correlation), negative (negative correlation), or zero (no relationship). For example: 1. If a person